Rear cowl for a motorcycle



FIG. 1 is a first perspective view of a rear cowl for a motorcycle;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevation view thereof; and,

FIG. 6 is a left side elevation view thereof.

The broken lines form no part of the claimed design. 

CLAIM The ornamental design for a rear cowl for a motorcycle, as shown and described. 